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Say you see an actor playing someone insane, for the next few hours you feel kind of crazy too, especially if you are tired. You may feel annoyed and overwhelmed and mad for no reason, and kind of skwirmy for lack of better words.

$\begingroup$mimicking others is a well-known phenomenon. You can look at some videos of neuroimaging in YouTube.$\endgroup$
– OokerFeb 17 '19 at 8:35

$\begingroup$@Ooker - do you think this Q is worth re-opening? It's not self-help, but as of now it's vague and really broad. I'm afraid it will end up in a discussion thread than anything else. Its foundations are still based on one anecdotal observation.$\endgroup$
– AliceD♦Feb 18 '19 at 9:45